Portable Audio & Video Player Linux Compatibility: Cowon

Compatibility guides about Linux and
portable digital audio/music players manufactured by
Cowon iAudio.
Reports about running other Unix systems e.g. BSD, Solaris are welcome, too.
And don't miss the general resource section at the bottom, containing links
to utilities (mostly available under GPL), community efforts, HOWTOs and FAQs.
Have you written an installation or compatibility tutorial yourself? Then please feel free to
submit a new entry.